Platinum Engagement Rings

View the largest selection of antique, vintage and estate platinum engagement rings from the Marlene Harris Collection.

  2. Platinum Engagement Rings
 To place an order, contact us at: (412) 963 - 9132



A GIA certified 1.42 carat, I color, Si1 clarity diamond glows from the face of this amazing antique platinum engagement ring
A GIA certified 1.42 carat, I color, Si1 clarity diamond glows from the face of this amazing antique platinum engagement ring

Diamond Antique Engraving Platinum Engagement Ring

$15,000.00



This brilliant platinum engagement ring is set with a dazzling .52 carat, G color, Si1 clarity round cut diamond
This brilliant platinum engagement ring is set with a dazzling .52 carat, G color, Si1 clarity round cut diamond

Diamonds Vintage Platinum Engagement Ring

$2,200.00



A sparkling F color, Vs1 clarity round faceted diamond is the star of this vintage engagement ring
A sparkling F color, Vs1 clarity round faceted diamond is the star of this vintage engagement ring

Diamonds Vintage Platinum Engagement Ring

$2,500.00



Angular styling outlines this platinum antique style engagement ring
Angular styling outlines this platinum antique style engagement ring

Diamonds Antique Platinum Engagement Ring

$1,650.00



An exquisite .51 carat, GIA certified, G color, Vs1 clarity diamond glows from the face of this elegant platinum engagement ring
An exquisite .51 carat, GIA certified, G color, Vs1 clarity diamond glows from the face of this elegant platinum engagement ring

Diamond Antique Platinum Engagement Ring

$4,750.00



A stunning 2.83 carat sapphire rises from the face of this platinum engagement ring
A stunning 2.83 carat sapphire rises from the face of this platinum engagement ring

Diamonds Sapphire Antique Organic Engraving Platinum Engagement Ring

$4,200.00



A brilliant GIA certified, .88 carat, H color, Si2 clarity diamond glows from the center of this magnificent antique platinum engagement ring
A brilliant GIA certified, .88 carat, H color, Si2 clarity diamond glows from the center of this magnificent antique platinum engagement ring

Diamonds Antique Organic Engraving Platinum Engagement Ring

$7,000.00



Trios of diamonds decorate the shoulders of this platinum antique engagement ring
Trios of diamonds decorate the shoulders of this platinum antique engagement ring

Diamonds Antique Platinum Engagement Ring

$4,600.00



A sparkling .93 carat, J colored, Vs1 clarity round cut diamond glows from the face of this antique platinum engagement ring
A sparkling .93 carat, J colored, Vs1 clarity round cut diamond glows from the face of this antique platinum engagement ring

Diamonds Antique Organic Engraving Platinum Engagement Ring

$5,000.00



Diamonds adorn the shoulders of this platinum antique style engagement ring
Diamonds adorn the shoulders of this platinum antique style engagement ring

Diamonds Filigree Antique Floral Platinum Engagement Ring

$925.00



Intricate diamond frosted cutwork adorns the sides and shoulders of this spectacular platinum antique style engagement ring
Intricate diamond frosted cutwork adorns the sides and shoulders of this spectacular platinum antique style engagement ring

Diamond Sapphires Antique Platinum Engagement Ring

$3,600.00



A .22 carat diamond is set in the center of this platinum antique style engagement ring
A .22 carat diamond is set in the center of this platinum antique style engagement ring

Diamonds Antique Engraving Platinum Engagement Ring

$1,250.00



This captivating antique style platinum engagement ring is set with a 1.37 carat round cut sapphire
This captivating antique style platinum engagement ring is set with a 1.37 carat round cut sapphire

Diamonds Sapphire Filigree Antique Organic Engraving Platinum Engagement Ring

$3,500.00



This antique style engagement ring is set with a dazzling GIA certified, .60 carat, F color, Vs1 clarity round cut diamond
This antique style engagement ring is set with a dazzling GIA certified, .60 carat, F color, Vs1 clarity round cut diamond

Diamond Antique Floral Platinum Engagement Ring

$4,300.00



This fantastic platinum engagement ring features a pair of oval cut sapphires framing a glowing oval cut peridot
This fantastic platinum engagement ring features a pair of oval cut sapphires framing a glowing oval cut peridot

Diamonds Sapphires Peridot Filigree Antique Organic Engraving Platinum Engagement Ring

$3,000.00



A luminous .41 carat, I color, Si1 clarity round diamond is set into the face of this platinum antique style engagement ring
A luminous .41 carat, I color, Si1 clarity round diamond is set into the face of this platinum antique style engagement ring

Diamonds Filigree Antique Organic Platinum Engagement Ring

$3,200.00



A fantastic .74 carat, emerald cut sapphire rises above the surface of this handsome estate engagement ring
A fantastic .74 carat, emerald cut sapphire rises above the surface of this handsome estate engagement ring

Diamonds Sapphire Emerald Platinum Engagement Ring

$1,200.00



This antique style platinum engagement ring is studded with diamonds
This antique style platinum engagement ring is studded with diamonds

Diamonds Antique Engraving Platinum Engagement Ring

$2,450.00



This antique style platinum diamond engagement ring is adorned with diamonds and engraving
This antique style platinum diamond engagement ring is adorned with diamonds and engraving

Diamonds Antique Engraving Platinum Engagement Ring

$1,000.00



This captivating antique engagement ring is fashioned of platinum in the figure of an elegant flower
This captivating antique engagement ring is fashioned of platinum in the figure of an elegant flower

Diamonds Sapphire Antique Platinum Engagement Ring

$3,500.00



Layers of abstract geometric cutwork surround a dazzling .24 carat, D color, Si2 clarity round cut diamond on this antique engagement ring
Layers of abstract geometric cutwork surround a dazzling .24 carat, D color, Si2 clarity round cut diamond on this antique engagement ring

Diamond Antique Organic Engraving Platinum Engagement Ring

$1,000.00



This elegant vintage platinum engagement ring is set with a dazzling .15 carat round cut diamond
This elegant vintage platinum engagement ring is set with a dazzling .15 carat round cut diamond

Diamond Vintage Modern Platinum Engagement Ring

$500.00



This vintage style platinum filigree diamond engagement ring has a .43 carat diamond, I color, Si clarity and is set in a flower design mounting
This vintage style platinum filigree diamond engagement ring has a .43 carat diamond, I color, Si clarity and is set in a flower design mounting

Diamond Filigree Vintage Platinum Engagement Ring

$1,600.00



Spectacular diamond frosted organic cutwork and filigree surround a deep glowing .85 carat sapphire on the face of this platinum Art Deco engagement ring
Spectacular diamond frosted organic cutwork and filigree surround a deep glowing .85 carat sapphire on the face of this platinum Art Deco engagement ring

Diamond Sapphire Filigree Organic Engraving Platinum Engagement Ring

$2,000.00



This spectacular antique engagement ring mounting is set with a .50 carat, round cut blue diamond
This spectacular antique engagement ring mounting is set with a .50 carat, round cut blue diamond

Diamonds Antique Organic Engraving Platinum Engagement Ring

$2,500.00



This captivating antique style platinum engagement ring is set with a dazzling ice blue 1.65 carat round cut aquamarine
This captivating antique style platinum engagement ring is set with a dazzling ice blue 1.65 carat round cut aquamarine

Diamonds Aquamarine Antique Organic Engraving Platinum Engagement Ring

$2,000.00



A glittering .43 carat, I color, Si2 clarity, round faceted diamond is set into the face of this antique style engagement ring
A glittering .43 carat, I color, Si2 clarity, round faceted diamond is set into the face of this antique style engagement ring

Diamond Filigree Antique Organic Platinum Engagement Ring

$2,600.00



A brilliant .48 carat, H-I color, Vs2 clarity oval cut diamond glows from the face of this antique style engagement ring
A brilliant .48 carat, H-I color, Vs2 clarity oval cut diamond glows from the face of this antique style engagement ring

Diamonds Antique Organic Engraving Platinum Engagement Ring

$2,600.00



This spectacular antique style platinum engagement ring is set with a dazzling EGL certified 1.07 carat, H color, Si2 carat round cut diamond
This spectacular antique style platinum engagement ring is set with a dazzling EGL certified 1.07 carat, H color, Si2 carat round cut diamond

Diamonds Antique Organic Platinum Engagement Ring

$8,400.00



Terraced rows of diamonds adorn this antique style platinum engagement ring
Terraced rows of diamonds adorn this antique style platinum engagement ring

Diamonds Antique Organic Engraving Engraved Platinum Engagement Ring

$4,000.00



Full figured flowers cover the shoulders and sides of this platinum antique engagement ring
Full figured flowers cover the shoulders and sides of this platinum antique engagement ring

Diamond Antique Organic Engraving Platinum Engagement Ring

$1,000.00



A spectacular .95 carat, E color, Si2 clarity diamond glows from the face of this antique platinum engagement ring
A spectacular .95 carat, E color, Si2 clarity diamond glows from the face of this antique platinum engagement ring

Diamond Antique Organic Engraving Platinum Engagement Ring

$6,600.00



This spectacular antique platinum engagement ring is set with a dazzling .95 carat, H color, Si2 carat round cut diamond
This spectacular antique platinum engagement ring is set with a dazzling .95 carat, H color, Si2 carat round cut diamond

Diamonds Antique Organic Platinum Engagement Ring

$5,500.00



A fiery GIA certified, I color, Si1 clarity round brilliant cut .51 carat diamond rises from the center of this magnificent antique platinum engagement ring
A fiery GIA certified, I color, Si1 clarity round brilliant cut .51 carat diamond rises from the center of this magnificent antique platinum engagement ring

Diamonds Antique Organic Engraving Platinum Engagement Ring

$3,000.00



A trio of diamonds is set over a single diamond on each shoulder of this platinum antique style engagement ring
A trio of diamonds is set over a single diamond on each shoulder of this platinum antique style engagement ring

Diamonds Antique Engraving Platinum Engagement Ring

$1,300.00



Beautiful filigree and engraving adorns the sides of this antique style platinum and diamond engagement ring
Beautiful filigree and engraving adorns the sides of this antique style platinum and diamond engagement ring

Diamond Filigree Antique Engraving Platinum Engagement Ring

$950.00



This spectacular antique style platinum engagement ring is set with a fiery .36 carat, H color, Si1 clarity round diamond
This spectacular antique style platinum engagement ring is set with a fiery .36 carat, H color, Si1 clarity round diamond

Diamonds Filigree Antique Organic Engraving Platinum Engagement Ring

$3,000.00



This breathtaking platinum vintage engagement ring features a 1.02 carat, H color, Si2 clarity round cut diamond
This breathtaking platinum vintage engagement ring features a 1.02 carat, H color, Si2 clarity round cut diamond

Diamonds Vintage Platinum Engagement Ring

$5,000.00



A spectacular EGL certified, .71 carat, D color, Si1 clarity round diamond lights the center of this platinum antique style engagement ring
A spectacular EGL certified, .71 carat, D color, Si1 clarity round diamond lights the center of this platinum antique style engagement ring

Diamonds Antique Platinum Engagement Ring

$3,500.00



A single diamond is set in a belcher head on this platinum antique engagement ring
A single diamond is set in a belcher head on this platinum antique engagement ring

Diamond Antique Platinum Engagement Ring

$1,750.00



This exquisite antique engagement ring features a .86 carat, GIA certified, G color, Vs1 clarity round diamond
This exquisite antique engagement ring features a .86 carat, GIA certified, G color, Vs1 clarity round diamond

Diamonds Antique Platinum Engagement Ring

$7,000.00



Fashioned of platinum, this elegant antique engagement ring is set with a .41 carat, GIA certified, F color, Si1 clarity diamond
Fashioned of platinum, this elegant antique engagement ring is set with a .41 carat, GIA certified, F color, Si1 clarity diamond

Diamonds Antique Engraved Platinum Engagement Ring

$2,500.00



Ornate engraving ornaments the shoulders of this platinum antique style engagement ring
Ornate engraving ornaments the shoulders of this platinum antique style engagement ring

Diamond Antique Engraving Platinum Engagement Ring

$1,025.00



This beautiful platinum engagement ring has detailed filigree and delicate engraving on the antique style mounting
This beautiful platinum engagement ring has detailed filigree and delicate engraving on the antique style mounting

Diamond Filigree Antique Engraving Platinum Engagement Ring

$750.00



This captivating platinum vintage engagement ring is set with a luminous .38 carat, EGL certified, G colored, Vs1 clarity round cut diamond
This captivating platinum vintage engagement ring is set with a luminous .38 carat, EGL certified, G colored, Vs1 clarity round cut diamond

Diamond Vintage Modern Floral Platinum Engagement Ring

$1,650.00



A luminous GIA certified, .85 carat, H color, Si1 clarity diamond glows from the center of this exquisite antique platinum engagement ring
A luminous GIA certified, .85 carat, H color, Si1 clarity diamond glows from the center of this exquisite antique platinum engagement ring

Diamonds Antique Organic Engraving Platinum Engagement Ring

$7,000.00



A fantastic, .55 carat, GIA certified, I color, Si2 clarity diamond is set in the face of this elegant platinum ring
A fantastic, .55 carat, GIA certified, I color, Si2 clarity diamond is set in the face of this elegant platinum ring

Diamond Antique Platinum Engagement Ring

$3,500.00



This spectacular platinum engagement ring is set with a dazzling, .28 carat, F color, Vs2 clarity diamond
This spectacular platinum engagement ring is set with a dazzling, .28 carat, F color, Vs2 clarity diamond

Diamonds Antique Engraving Platinum Engagement Ring

$1,750.00